3M™ E-A-Rfit™ Dual-Ear Validation System 393-1100 Type R Class 2 Shirts - Indoor Air Quality

- Indoor Air Quality

9000 series APR

- Opens to Base Size of 10' x 10'

Foamed nitrile coating  on palm provides an optimal grip performances in oily or wet conditions

Folds up for easy storage and portability

3M™ E-A-Rfit™ Dual-Ear Validation System 393-1100 Type R Class 2 Shirts - Indoor Air QualityItem Details 3M E A Rfit Dual Ear Validation System helps determine whether workers are receiving adequate protection from their hearing protector by measuring across 7 standard frequencies in under five seconds, providing a detailed report on the noise attenuation performance of earplugs or earmuffs and a pass or fail rating for each individual person based on the employee's personal attenuation rating. Features Dual element, dual microphone assembly